RFR: 8179013: Deprecate the Concurrent Mark Sweep (CMS) Garbage Collector
Stefan Johansson
stefan.johansson at oracle.com
Fri Apr 21 09:28:21 UTC 2017
Hi Erik,
On 2017-04-20 17:55, Erik Helin wrote:
> Hi all,
>
> since JEP 291 [0] has been targeted for JDK 9 [1], here is the patch
> that implements the change. The patch itself is very small, it just
> adds a "-XX:+UseConcMarkSweepGC" entry to the special_jvm_flags array
> and updates a test. The test checks that a deprecation message is
> correctly printed for the flags:
> -XX:+UseConcMarkSweepGC
> -Xconcgc
> -Xnocongc
>
> Webrev:
> http://cr.openjdk.java.net/~ehelin/8179013/00/
>
Looks good,
StefanJ
> Issue:
> https://bugs.openjdk.java.net/browse/JDK-8179013
>
> Testing:
> - JPRT
> - make run-test TEST=hotspot/test/gc/startup_warnings/TestCMS.java
> - make run-test TEST=hotspot_jprt
> (tested with both open and commercial builds)
>
> Thanks,
> Erik
>
> [0]: http://openjdk.java.net/jeps/291
> [1]:
> http://mail.openjdk.java.net/pipermail/jdk9-dev/2017-April/005766.html
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